nanoblock are similar to Lego but much smaller in scale, with the smallest block being 4mm x 4mm x 5mm only. The underside of nanoblock are also different from Lego as they use double ridged backing system whereby Lego is using the tube system. nanoblock are made only using high quality ABS plastic that offers a stable and perfect link to each block, regardless of how small the blocks are. nanoblock was invented by Kawada Co. Ltd. in 2008, rapidly gaining worldwide recognition and become one of the most sought after toy in Japan. With only 11 types of different blocks, nanoblock stay true to its words as a building toy that offers satisfactions in constructing models from raw materials. Alternative builds of sets is restricted by your thoughts only, not the blocks.
Available at Metro Paragon.